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Test Software Development Engineer jobs in littleton USA

123 test software development engineer jobs found in littleton: showing 1 - 50

Senior Ui/ux Engineer
Company: Leidos |

Location: Englewood, CO, USA

| Salary: US$107900 - 195050 per year | Date posted: 22 Aug 2026
and data more effectively. As a Sr. UI/IX Engineer, you will play a critical role at the intersection of user experience..., interface engineering, design, and mission needs. Youll work alongside talented software engineers, systems engineers, product
Systems Engineer Senior
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 22 Aug 2026
, development, production, integration, test, and delivery of this critical capability focused on the requirements development.... This position will be a key member of the Systems Engineering, Integration and Test (SEIT) team in support of the final design
Software Engineer Sr - E3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 22 Aug 2026
## Standard Job Description Plans, conducts, and coordinates software development activities. Designs, develops..., and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter
Systems Engineer Stf - Analysis Integration
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 22 Aug 2026
requirements of the strategic deterrence. Lockheed Martin is looking for a highly motivated Systems Engineer to lead the FBM... between the Flight Sciences team and the program and customer. You will be responsible for integrating test data needs
Manual Test Engineer Ii
Company: EchoStar |

Location: Englewood, CO, USA

| Salary: US$72400 per year | Date posted: 22 Aug 2026
in software quality assurance, including the ability to leverage AI tools for test case generation, anomaly detection, and defect... analysis Advanced proficiency in test management systems such as Jira to track, prioritize, and resolve software and hardware
Radio Frequency Engineer Sr - E3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 21 Aug 2026
Designing and developing software-defined radio (SDR) systems and interfaces, including waveform development and testing...-time onsite (this is not a hybrid position) LM Space is seeking an RF Engineer to join our team in designing, developing
Engineer Ii
Company: General Atomics |

Location: Englewood, CO, USA

| Salary: unspecified | Date posted: 21 Aug 2026
for an experienced Spacecraft Structural Analysis Engineer to join our Mechanical Engineering Team working with satellite development..., including modal, random vibration, shock, and stress analysis, with correlation of analytical results to test data. Knowledge
Systems Engineer Sr Stf
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 21 Aug 2026
Engineering, Integration and Test (SEIT) team in support of the design, development, production, integration, test, and delivery... are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation
Systems Engineer Mgr - Architecture, And Requirements & Verification
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 20 Aug 2026
## Standard Job Description We are at the forefront of hypersonic missile development, and we want you to be a part... development, maintenance and verification activities Manage and maintain requirement allocations and traceability for flow down
Deployed Reentry Aerospace Engineer
Company: Federal government of the United States |

Location: Littleton, CO, USA

| Salary: US$45785 - 155521 per year | Date posted: 20 Aug 2026
including aerodynamic structures; electronics; test equipment; support equipment; software; and ordnance engineering. You may... only on official, secure websites. MENU Sign out DEPLOYED REENTRY AEROSPACE ENGINEER Department of the Navy STRATEGIC
Space Vehicle Test Engineer, Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
and find a career that's built for you. Lockheed Martin is seeking a Senior Level Electrical System Integration/Test Engineer..., PHP, Ruby, etc.) to support automated test script development, debug, and execution Active Secret clearance
Flight Sciences Multi-body Dynamics Engineer (level 3)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 19 Aug 2026
the next generation of intelligent satellitesspacecraft that operate like smartphones in orbit, with software that can..., deployment mechanisms, and complex separation events. Drive loads development at both the component and system level
Orion Senior Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 19 Aug 2026
Management Computer (VMC) Test Bench (VTB), Support Software Development Lab (SSDL), and Orion Utility Network Lab (OUNL... and find a career that's built for you. Lockheed Martin Space is seeking a full-time Orion Senior Systems Engineer. Be a part of the
Systems Engineer - System Test
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$79300 - 147300 per year | Date posted: 19 Aug 2026
hardware/software design, requirements, product development, test execution, and verification activities Performs technical... Navy Platforms Support requirements definition for Weapon Systems tests, development of Integrated Test Program Plans
Systems Engineer Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
, you will be part of a software development SCRUM team as the embedded system engineer and will be assisting with system modeling... product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical
Sr. Windows System Admin/helpdesk- Ts/sci W/poly - Littleton, Co
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 19 Aug 2026
). This includes upgrades, operations and maintenance, hardware and software installations, domain accounts, password issues... in support of the Stingernet Portfolio. This includes upgrades, operations and maintenance, hardware and software installations
Senior Staff Mechanical Systems Integration Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
, development, production, integration, test, and delivery of this critical capability focused on Mechanical Systems Integration... and/or System modeling b.) Requirements and Interface Control Document (ICD) development c.) System Integration, Test
Senior Signal Engineer
Company: Stacy Witbeck |

Location: Littleton, CO, USA

| Salary: US$150000 - 175000 per year | Date posted: 19 Aug 2026
Senior Signal Engineer Application Deadline: 6 November 2026 Department: Engineering Employment Type: Full Time... of Stacy Witbeck is seeking an experienced Senior Signal Engineer to plan, design, and deliver rail transit signal systems
Sr. System Administrator / Ts/sci / Onsite: Co
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 19 Aug 2026
upgrades, operations and maintenance, hardware and software installations, and service requests (servers, workstations..., development, and analysis of computer systems or programs based on and related to user or system design specifications; applying
Electronics Engineer Iii, Avionics
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
## Standard Job Description Please join us as an Electronics Design Engineer, where you will work on the development.... Ability to work with propulsion, structures, avionics, and software teams. Experience as an Electronics Product Engineer
Flight Sciences Multi-body Dynamics Engineer (level 4)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
next generation of intelligent satellitesspacecraft that operate like smartphones in orbit, with software that can..., deployment mechanisms, and complex separation events. Drive loads development at both the component and system level
Software Engineer Stf - E4
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
software lifecycle (design, development, integration, test, qualification). \- Exposure to DevOps/DevSecOps concepts (CI/CD... you will support the softwareengineering lifecycle defined in the program Software Development Plan (SDP) by establishing, maintaining
Space Vehicle Electrical Test Engineer Stf - Clearance Required
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
Proficiency with a high-level scripting language (Python, PHP, Ruby, etc.) to support automated test script development, debug... including the test development process, test execution, data analysis, and anomaly resolution Excellent technical writing
Staff Windows System Administrator - Ts/sci W/poly - Littleton, Co
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
including installation, integration and configuration of Windows, VMWare, and Hyper-V servers, as well as the development... and maintenance, hardware and software installations, backups and service requests in the support of program area IT environments
Systems Engineer Sr - E3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
and/or System modeling Requirements and Interface Control Document (ICD) development System Integration, Test and/or Verification... Experience with spacecraft/missile design, development, integration, or test, with knowledge of space, missile and launch systems
Guidance/navigation/control Engineering Stf - E4
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
with Navigational system design, algorithm development, software integration, sensor system modeling & analysis, performance analysis..., configuring, and executing HWIL test rigs for navigation software validation on flight processors including proficiency in real
Software Engineer Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
-disciplined teams Experience with full software life cycle development including SW design, architecture and integration & test... to adversity Lockheed Martin Space is seeking a full time Software Engineer. In this role, you will support the software
Systems Engineering Associate Manager, Missile Performance Requirement
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
Program by joining the Systems Engineering Integration and Test (SEIT) team as a Systems Engineer. The SEIT Requirements...), oversees interface definitions, plans and executes verification processes, and has fingers in every development project
Loads And Dynamics Engineer Staff (level 4)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
and commercial software to simulate vibration, shock, and mechanical loading conditions Conduct loads development at the component... like smartphones in orbit, with software that can be updated in flight to adapt to changing mission needs. These innovations
Software Engineer Stf - E4
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
and find a career that's built for you. Lockheed Martin Space is seeking a full time Software Engineer. In this role, you will support... the software engineering lifecycle following the program Software Development Plan (SDP) to include requirements analysis
Software Engineer Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
Experience with full software life cycle development including SW design, architecture and integration & test Bachelors degree... to adversity Lockheed Martin Space is seeking a full time Software Engineer Stf. In this role, you will support the software
Systems Engineer - Requirements And Verification Sr
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
in a systematic and thoughtful way Support development of test, modeling, validation and verification activities The...) is looking for a resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer
Systems Engineer - E2
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$79300 - 147300 per year | Date posted: 18 Aug 2026
and thoughtful way Support development of test, modeling, validation and verification activities YOU WILL TYPICALLY HAVE: 1...) is looking for an resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer
Systems Engineer Senior
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
of CONOPs development, requirements gap analysis, traceability, and interface definition Derive requirements and interfaces... in support of requirements spec development Support assessments of key performance parameters, technical performance measures
Systems Engineer (level 2)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$79300 - 147300 per year | Date posted: 18 Aug 2026
in support of CONOPs development, requirements gap analysis, traceability, and interface definition Derive requirements... and interfaces in support of requirements spec development Support assessments of key performance parameters, technical performance
Senior Software Engineer, Level 3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
Experience with full software life cycle development including SW design, architecture and integration & test Bachelors degree... and find a career that's built for you. Lockheed Martin Space is seeking a full time Software Engineer Sr. In this role
Classified It System Administrator, Sr / Onsite: Pa, Co, Ca, Al Or Fl
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
allocation, and interface definition studies to translate customer and program requirements into hardware and software... system lifecycle to include: concept, design, fabrication, test, installation, operation, maintenance, and disposal
Systems Engineer (level 2)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$79300 - 147300 per year | Date posted: 18 Aug 2026
in support of CONOPs development, requirements gap analysis, traceability, and interface definition Derive requirements... and interfaces in support of requirements spec development Support assessments of key performance parameters, technical performance
Senior Software Quality Engineer
Company: EchoStar |

Location: Englewood, CO, USA

| Salary: US$96250 per year | Date posted: 18 Aug 2026
, and Commercial Venues. This role drives product excellence by embedding modern AI tools to optimize test scenario authoring... Like (Objectives): Design, write, and maintain automated test scripts within CI/CD pipelines while executing stress and load testing
Systems Engineer - E2
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$88100 - 163700 per year | Date posted: 18 Aug 2026
in a systematic and thoughtful way Support development of test, modeling, validation and verification activities...) is looking for a resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer
Systems Integration Manufacturing Engineer, Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
and Integration Design for Manufacturing and Rate Production. This position will work with our Assembly Test and Launch..., robotics, computer aided manufacturing software, etc.) to achieve greater efficiency, cost reduction and quality improvement
Software Engineer Staff, Level 4 - Clearance Required
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
across software, hardware, systems engineering, and integration/test activities. The selected candidate will lead development... development, integration, and test of complex software systems Experience leading integration efforts across software, systems
Systems Engineer - Hypersonic Requirements
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$88100 - 163700 per year | Date posted: 18 Aug 2026
as a systems engineer executing a missile or hypersonics development program Experience achieving a successful flight test..., we welcome you to join us. The Hypersonics Advanced Programs team is looking for a Systems Engineer on the Razor team for a Research and Development
Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$88100 - 163700 per year | Date posted: 18 Aug 2026
development of test, modeling, validation and verification activities The information below reflects the standard... requirements of the strategic deterrence. Lockheed Martin (LM) is looking for a resourceful Systems Engineer to become a member
Electronics Responsible Engineer V
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
/Certified Principal Engineer (CPE) to oversee the test and integration of digital electronics systems. This role is a critical... Software, FPGA Gateware, Systems Engineering/Requirements Management, Systems Integration & Test, Guidance Navigation & Control
Systems Engineer Sr - E3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
and find a career that's built for you. We are at the forefront of hypersonic missile development, and we want you to be a part... to evaluate interface compatibility and coordinate solutions to resolve discrepancies Perform systems/hardware integration, test
Systems Engineer-it Sr - E3
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95900 - 178100 per year | Date posted: 18 Aug 2026
upgrades, operations and maintenance, hardware and software installations, and service requests (servers, workstations..., software, data, and procedures. This is a Full-time onsite role, working most of the day in closed areas. This role
Systems Engineer-it Stf - E4
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
installation, integration and configuration of Linux and Unix servers, as well as the development and maintenance of Standard..., hardware and software installations, backups, and service requests in the support of program IT environments at the Waterton
Guidance Navigation & Control Engineer Iv (staff)
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Aug 2026
## Desired Skills Experience with CORESIM Experience with flight software development and autocode to C++ and Python..., algorithms, and software required to solve the challenging problems of controlling spacecraft systems in a harsh, zero-g
Space Vehicle Electrical Test Engineer - Clearance Required
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$79300 - 147300 per year | Date posted: 18 Aug 2026
to defeat the enemies of freedom. We are seeking a Space Vehicle Electrical Test Engineer to work within the Space Protection... a crucial role in the strategic execution of the SPP area. As a Space Vehicle Electrical Test Engineer, you will: Lead